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Related papers: Learning Novel View Synthesis from Heterogeneous L…

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This paper proposes a self-supervised low light image enhancement method based on deep learning, which can improve the image contrast and reduce noise at the same time to avoid the blur caused by pre-/post-denoising. The method contains two…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Yu Zhang , Xiaoguang Di , Bin Zhang , Qingyan Li , Shiyu Yan , Chunhui Wang

Recent neural rendering methods have demonstrated accurate view interpolation by predicting volumetric density and color with a neural network. Although such volumetric representations can be supervised on static and dynamic scenes,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Julian Knodt , Joe Bartusek , Seung-Hwan Baek , Felix Heide

Recent studies on learning-based image denoising have achieved promising performance on various noise reduction tasks. Most of these deep denoisers are trained either under the supervision of clean references, or unsupervised on synthetic…

Image and Video Processing · Electrical Eng. & Systems 2021-03-30 Rui Zhao , Daniel P. K. Lun , Kin-Man Lam

Neural Radiance Field (NeRF) has been a mainstream in novel view synthesis with its remarkable quality of rendered images and simple architecture. Although NeRF has been developed in various directions improving continuously its…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Seunghyeon Seo , Yeonjin Chang , Nojun Kwak

Images captured under low-light conditions often suffer from (partially) poor visibility. Besides unsatisfactory lightings, multiple types of degradations, such as noise and color distortion due to the limited quality of cameras, hide in…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Yonghua Zhang , Jiawan Zhang , Xiaojie Guo

Image harmonization aims at adjusting the appearance of the foreground to make it more compatible with the background. Without exploring background illumination and its effects on the foreground elements, existing works are incapable of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Zhongyun Hu , Ntumba Elie Nsampi , Xue Wang , Qing Wang

Consumer light-field (LF) cameras suffer from a low or limited resolution because of the angular-spatial trade-off. To alleviate this drawback, we propose a novel learning-based approach utilizing attention mechanism to synthesize novel…

Image and Video Processing · Electrical Eng. & Systems 2021-06-01 M. Shahzeb Khan Gul , Umair Mukati , Michel Bätz , Søren Forchhammer , Joachim Keinert

Imaging in low-light environments is challenging due to reduced scene radiance, which leads to elevated sensor noise and reduced color saturation. Most learning-based low-light enhancement methods rely on paired training data captured under…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Maria Pilligua , David Serrano-Lozano , Pai Peng , Ramon Baldrich , Michael S. Brown , Javier Vazquez-Corral

Classical light field rendering for novel view synthesis can accurately reproduce view-dependent effects such as reflection, refraction, and translucency, but requires a dense view sampling of the scene. Methods based on geometric…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Mohammed Suhail , Carlos Esteves , Leonid Sigal , Ameesh Makadia

Novel view synthesis (NVS) is a challenging task requiring systems to generate photorealistic images of scenes from new viewpoints, where both quality and speed are important for applications. Previous image-based rendering (IBR) methods…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Ang Cao , Chris Rockwell , Justin Johnson

Novel view synthesis from sparse inputs is a vital yet challenging task in 3D computer vision. Previous methods explore 3D Gaussian Splatting with neural priors (e.g. depth priors) as an additional supervision, demonstrating promising…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Liang Han , Junsheng Zhou , Yu-Shen Liu , Zhizhong Han

Common capture low-light scenes are challenging for most computer vision techniques, including Neural Radiance Fields (NeRF). Vanilla NeRF is viewer-centred simplifies the rendering process only as light emission from 3D locations in the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-02 Ziteng Cui , Lin Gu , Xiao Sun , Xianzheng Ma , Yu Qiao , Tatsuya Harada

Image harmonization is an important step in photo editing to achieve visual consistency in composite images by adjusting the appearances of foreground to make it compatible with background. Previous approaches to harmonize composites are…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Konstantin Sofiiuk , Polina Popenova , Anton Konushin

With the goal of tuning up the brightness, low-light image enhancement enjoys numerous applications, such as surveillance, remote sensing and computational photography. Images captured under low-light conditions often suffer from poor…

Image and Video Processing · Electrical Eng. & Systems 2021-01-21 Zhuqing Jiang , Chang Liu , Ya'nan Wang , Kai Li , Aidong Men , Haiying Wang , Haiyong Luo

Recent neural view synthesis methods have achieved impressive quality and realism, surpassing classical pipelines which rely on multi-view reconstruction. State-of-the-Art methods, such as NeRF, are designed to learn a single scene with a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Julian Chibane , Aayush Bansal , Verica Lazova , Gerard Pons-Moll

We present Neural Reflectance Fields, a novel deep scene representation that encodes volume density, normal and reflectance properties at any 3D point in a scene using a fully-connected neural network. We combine this representation with a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Sai Bi , Zexiang Xu , Pratul Srinivasan , Ben Mildenhall , Kalyan Sunkavalli , Miloš Hašan , Yannick Hold-Geoffroy , David Kriegman , Ravi Ramamoorthi

A light field records numerous light rays from a real-world scene. However, capturing a dense light field by existing devices is a time-consuming process. Besides, reconstructing a large amount of light rays equivalent to multiple light…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Mantang Guo , Hao Zhu , Guoqing Zhou , Qing Wang

In recent years, novel view synthesis has gained popularity in generating high-fidelity images. While demonstrating superior performance in the task of synthesizing novel views, the majority of these methods are still based on the…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Xiaoyan Yang , Dingbo Lu , Yang Li , Chenhui Li , Changbo Wang

Neural Radiance Fields (NeRF) have demonstrated impressive potential in synthesizing novel views from dense input, however, their effectiveness is challenged when dealing with sparse input. Existing approaches that incorporate additional…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Zhangkai Ni , Peiqi Yang , Wenhan Yang , Hanli Wang , Lin Ma , Sam Kwong

We present a new approach for synthesizing novel views of people in new poses. Our novel differentiable renderer enables the synthesis of highly realistic images from any viewpoint. Rather than operating over mesh-based structures, our…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Guillaume Rochette , Chris Russell , Richard Bowden